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-rw-r--r--src/resolve/resolved-dns-packet.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/src/resolve/resolved-dns-packet.c b/src/resolve/resolved-dns-packet.c
index 7375f77481..e5d07b3b1f 100644
--- a/src/resolve/resolved-dns-packet.c
+++ b/src/resolve/resolved-dns-packet.c
@@ -22,6 +22,7 @@
#include "utf8.h"
#include "util.h"
#include "strv.h"
+#include "unaligned.h"
#include "resolved-dns-domain.h"
#include "resolved-dns-packet.h"
@@ -311,8 +312,7 @@ int dns_packet_append_uint16(DnsPacket *p, uint16_t v, size_t *start) {
if (r < 0)
return r;
- ((uint8_t*) d)[0] = (uint8_t) (v >> 8);
- ((uint8_t*) d)[1] = (uint8_t) v;
+ unaligned_write_be16(d, v);
return 0;
}
@@ -327,10 +327,7 @@ int dns_packet_append_uint32(DnsPacket *p, uint32_t v, size_t *start) {
if (r < 0)
return r;
- ((uint8_t*) d)[0] = (uint8_t) (v >> 24);
- ((uint8_t*) d)[1] = (uint8_t) (v >> 16);
- ((uint8_t*) d)[2] = (uint8_t) (v >> 8);
- ((uint8_t*) d)[3] = (uint8_t) v;
+ unaligned_write_be32(d, v);
return 0;
}
@@ -793,8 +790,8 @@ int dns_packet_read_uint16(DnsPacket *p, uint16_t *ret, size_t *start) {
if (r < 0)
return r;
- *ret = (((uint16_t) ((uint8_t*) d)[0]) << 8) |
- ((uint16_t) ((uint8_t*) d)[1]);
+ *ret = unaligned_read_be16(d);
+
return 0;
}
@@ -808,10 +805,7 @@ int dns_packet_read_uint32(DnsPacket *p, uint32_t *ret, size_t *start) {
if (r < 0)
return r;
- *ret = (((uint32_t) ((uint8_t*) d)[0]) << 24) |
- (((uint32_t) ((uint8_t*) d)[1]) << 16) |
- (((uint32_t) ((uint8_t*) d)[2]) << 8) |
- ((uint32_t) ((uint8_t*) d)[3]);
+ *ret = unaligned_read_be32(d);
return 0;
}